/*
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *  under the License.
 */
package org.apache.karaf.jaas.modules;

import static java.util.stream.Collectors.toList;

import java.security.Principal;
import java.util.Collection;
import java.util.List;

public class PrincipalHelper {
    
    public static List<String> names(Collection<? extends Principal> principals) {
        return principals.stream().map(Principal::getName).collect(toList());
    }
    
}
